Petzl nao spare battery
The petzl accu nao is the perfect accessory the adventurer who likes to be prepared this spare battery only takes 6 hours to charge but can then keep your nao headtorch shining all through the night even in low temperatures or during particularly early starts for alpine ascents the accu nao will keep on performing weighing just under 100g this pocketable battery will ensure you re ready for whatever the wilderness throws your way